<div class="content-section-flex">
  <button lv-button (click)="open('S')">Small Size</button>
  <button lv-button (click)="open('M')">Middle Size</button>
  <button lv-button (click)="open('L')">Large Size</button>
  <button lv-button (click)="open('XL')">XLarge Size</button>
</div>